FBI Style In Ear Earphone (radiation Proof Earphone)

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• Principle of radiation earphone:
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• It uses the principle of conducting sound waves through acoustic conduits to keep the fragile brain away from the radiation source, without any electronic equipment, such as inner ear radiation, and the radiation effect is more convincing.
• Specifications:
• Plug: 3.5mm
• Impedance: 16 ± 20% 0.126 V at 1kHz
• Frequency range: 20Hz ~ 20KHz
• Resonance frequency: 4 kHz ± 20%
• Rated input: 1MW
• Maximum input: 3MW
• L / R output difference: 3dB at 1kHz 1MW
• Output sound pressure level: 95dB 5dB 1 / MW
• Headphone length: about. 120 cm / 47.2 in
• Earphone weight: about. 18g
• Headset details:
• 1. 3.5mm standard plug suitable for mainstream mobile phones; The air spring tube eliminates the radiation of the mobile phone.
• 2. Magnesium alloy CNC precision processing speaker sound generating unit; Advanced silicone earplugs are comfortable and healthy to wear.
• 3. With built-in microphone and headphone volume adjustment function, it is very convenient to adjust the volume and chat on the phone.
• 4. Answer / end key (also play / pause Music), supporting more than 80% of mobile phones.
• 5. The brand-new "intelligent switch mode (I / N)" module allows you to say goodbye to the trouble of switch wiring and truly make the whole brand of mobile phones universal.

Tips: 
If you have any questions during installation and use, please consult the product manual or Google, there are plenty of tutorials available on YouTube.
The photo of this product was taken by a professional photographer. Due to the difference in light, angle, display colour deviation and personal colour perception, the actual product may have a colour difference, but it does not affect the use,and the final colour will be subject to the actual product.
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Maintenance: keep the items clean and wipe with water or alcohol or soap properly.